You do know the headline is Trump's "great" assessment of Kushner? And the article seems to me to be dismissive of that Trump assessment.
Trump only has two speeds, “Great” and “You’re fired”. I totally agree that the “back channel” chatter is absolutely nothing.
But Jivanka have been a disaster for his admin overall—pushing him to bring in GOPe trolls like Priebus and all of Priebus’s hires, and Democrat/GOPe trolls like Cohn, Powell, McMaster, etc. Their pushing for liberal positions is a disaster as well.
As the article I linked to details, Jared is not the hero some would like to paint him as—rather, he is a pox on the Trump administration and needs to go.